political weekend before the election on tuesday, we talk with john dickerson the political director of cbs news. >> ohio is still the granddaddy of them all. governor romney's going there the most of all the battleground state, the same with the president. right now you would have to say that the president has the better electoral map, the polls in more battleground states are favouring him. but romney is doing better in north carolina and florida, and on the early vote he's doing well in those states, doing well in colorado. but the president is doing well in iowa an nevada with the early vote which tells us a little bit how this thing is starting to break. >> we close this evening with this question what is the impact of the digital revolution on books, writers and publishing. joining me ken auletta, tim o reilly, jonathan safran foer an jane frieman. >> i like the idea of ebooks how they can democratize books. ma what i am afraid of is on platforms that have distracks an are inherently fast makes it harder to make books books. >> it is so important to have historical perspective. you kn